CVE-2018-3712
CVE-2018-3712 is a medium-severity vulnerability in Zeit Serve with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.
Key facts
- Severity: Medium (CVSS 3.x base score 6.5)
- CVSS v2: 4.0
- EPSS exploit prediction: 2% (76th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Zeit Serve
- Published:
- Last modified:
Description
serve node module before 6.4.9 suffers from a Path Traversal vulnerability due to not handling %2e (.) and %2f (/) and allowing them in paths, which allows a malicious user to view the contents of any directory with known path.
Frequently asked questions
- What is CVE-2018-3712?
- serve node module before 6.4.9 suffers from a Path Traversal vulnerability due to not handling %2e (.) and %2f (/) and allowing them in paths, which allows a malicious user to view the contents of any directory with known path.
- How severe is CVE-2018-3712?
- CVE-2018-3712 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2018-3712 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-3712?
- CVE-2018-3712 affects Zeit Serve. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-3712?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-3712 published?
- CVE-2018-3712 was published on 2018-06-07 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:zeit:serve:*:*:*:*:*:node.js:*:*
More vulnerabilities in Zeit Serve
- CVE-2019-5417 — High (CVSS 7.5): A path traversal vulnerability in serve npm package version 7.0.1 allows the attackers to read content of arbitrary…
- CVE-2019-5415 — High (CVSS 7.5): A bug in handling the ignore files and directories feature in serve 6.5.3 allows an attacker to read a file or list the…
- CVE-2018-3718 — Medium (CVSS 5.3): serve node module suffers from Improper Handling of URL Encoding by permitting access to ignored files if a filename is…
- CVE-2018-3809 — Medium (CVSS 5.3): Information exposure through directory listings in serve 6.5.3 allows directory listing and file access even when they…
All CVEs affecting Zeit Serve →
Other CWE-22 (Path Traversal) vulnerabilities
- CVE-2026-48282 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Limitation of a Pathname to a Restricted…
- CVE-2026-54917 — Critical (CVSS 10.0): SeaweedFS is a distributed storage system for object storage (S3), file systems, and Iceberg tables. Prior to 4.30, the…
- CVE-2026-11429 — Critical (CVSS 10.0): Two endpoints in the Vault Service ScriptsController, shared by Altium Enterprise Server and Altium 365, accept file…
- CVE-2026-34909 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit a Path Traversal vulnerability found in UniFi OS devices to…
- CVE-2026-7411 — Critical (CVSS 10.0): In Eclipse BaSyx Java Server SDK versions prior to 2.0.0-milestone-10, inadequate path normalization in the Submodel…
- CVE-2026-36767 — Critical (CVSS 10.0): A path traversal vulnerability in the /content/images/add endpoint of shopizer v3.2.5 allows attackers write arbitrary…